MockClock needs to mock the NowAsDeltaSinceUnixEpoch method.

net/quic/test_tools/mock_clock.cc

Index: net/quic/test_tools/mock_clock.cc
===================================================================
--- net/quic/test_tools/mock_clock.cc	(revision 177200)
+++ net/quic/test_tools/mock_clock.cc	(working copy)
@@ -15,12 +15,17 @@
 void MockClock::AdvanceTime(QuicTime::Delta delta) {
   CHECK_LE(0, delta.ToMicroseconds());
   now_ = now_.Add(delta);
+  now_as_delta_since_unix_epoch_ = now_as_delta_since_unix_epoch_.Add(delta);

[Ryan Hamilton, 2013/01/16 22:42:23]

It appears that now_as_delta_since_unix_epoch_ is simply:

  now_.Subtract(QuicTime())

Can you return this from NowAsDeltaSinceUnixEpoch instead?

[wtc, 2013/01/16 23:00:59]

Good idea! Thanks for the suggestion.

 }
 
 QuicTime MockClock::Now() const {
   return now_;
 }
 
+QuicTime::Delta MockClock::NowAsDeltaSinceUnixEpoch() const {
+  return now_as_delta_since_unix_epoch_;
+}
+
 base::TimeTicks MockClock::NowInTicks() const {
   base::TimeTicks ticks;
   return ticks + base::TimeDelta::FromMicroseconds(